General

  • Target

    6f2c3279e803e2fdf94fcbabfef515c42711bed27e43b912b63df2a1a46a8c2f

  • Size

    544KB

  • Sample

    230323-ytssqshh32

  • MD5

    bf261ebd396ab85df04a93ab22747628

  • SHA1

    7c2fcd74bc125f035c792c8a9896ae5b10702b37

  • SHA256

    6f2c3279e803e2fdf94fcbabfef515c42711bed27e43b912b63df2a1a46a8c2f

  • SHA512

    3e2b043a85e4c0cd5fc9369cc77267fc21e3e50801b8a5b06f566e6b88b8a0e02dea085a7aac8943b060513f7f8143c395c4279f95ceb915e5d8c721197d6361

  • SSDEEP

    12288:0MrMy90M3IgSbXu/TQbHcK13/wzp/SuUuylrE:oyn3pa+y8K13w/Su5ylI

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      6f2c3279e803e2fdf94fcbabfef515c42711bed27e43b912b63df2a1a46a8c2f

    • Size

      544KB

    • MD5

      bf261ebd396ab85df04a93ab22747628

    • SHA1

      7c2fcd74bc125f035c792c8a9896ae5b10702b37

    • SHA256

      6f2c3279e803e2fdf94fcbabfef515c42711bed27e43b912b63df2a1a46a8c2f

    • SHA512

      3e2b043a85e4c0cd5fc9369cc77267fc21e3e50801b8a5b06f566e6b88b8a0e02dea085a7aac8943b060513f7f8143c395c4279f95ceb915e5d8c721197d6361

    • SSDEEP

      12288:0MrMy90M3IgSbXu/TQbHcK13/wzp/SuUuylrE:oyn3pa+y8K13w/Su5ylI

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks